Fastener head



FIG. 1 is a perspective view of the fastener head constructed inaccordance with the new design;

FIG. 2 is a top plane view; and,

FIG. 3 is a front elevational view, with the back, left, and rightelevational views being mirror images thereof.

The elements illustrated in dashed lines in the accompanying drawingsare considered environmental and do not form a part of the claimeddesign.

The ornamental design for a fastener head, as shown and described.